CITROËN DS 4 Handbook page 70

Ensure that nothing could prevent the
correct operation of the windows.
Be particularly aware of children when
operating the windows.
The direction indicators come on for a
few seconds.
Depending on your version, the door
mirrors fold, the alarm is activated.
For reasons of safety and theft protection,
do not leave your electronic key in the
vehicle, even when you are close to it.
It is recommended that you keep it on
your person.
Accumulations (water, dust, grime,
salt...) on the inner surface if the door
handle may affect detection.
If cleaning the inner surface of the door
handle using a cloth does not restore
detection, contact a CITROËN dealer
or a qualified workshop.
A sudden splash of water (stream of
water, high pressure jet washer, ...)
may be identified by the system as the
desire to open the vehicle.
Locating your vehicle
This function allows you to identify your vehicle
from a distance, particularly in poor light. Your
vehicle must be locked.
F Press the closed padlock on the
remote control.
This will switch on the courtesy lamps and
the direction indicators will flash for around
ten seconds.